Choose an intervention you know well. What are some aspects of it that could usefully be considered simple? Are there some aspects that would be better to consider as complicated? If so, which ones...

Choose an intervention you know well. What are some aspects of it that could usefully be considered simple? Are there some aspects that would be better to consider as complicated? If so, which ones are important? Are there some important aspects that would be better to consider as complex? What are these?